ISO standards, test suites, best-practice guides…
The PDF Association publishes a variety of documents and other resources for those interested in leveraging PDF technology, and as of Q4 2021, also sells the ISO standards relating to PDF technology as developed by ISO TC 171 SC 2.
In addition to formal ISO standards many PDF Association publications developed through our publications process are freely available.
PDF Association members may access process documents and drafts of upcoming ISO standards via the Member Area.
International Organization for Standardization (ISO) // July 15, 2021 |
ISO 32000 is the family of ISO standards that defines the core PDF specification for both PDF 1.7 and PDF 2.0.
October 10, 2022 |
ISO/TS 32002 is a PDF 2.0 extension specification that adds support for NIST-P, Brainpool, Edwards Curve (EdDSA) Ed448 and Ed25519 families of elliptical curves for digital signatures.
October 5, 2022 |
Together, ISO 18565 and ISO 22550 define an interchange of AFP (Advanced Function Presentation) to PDF and a subset for the archival of AFP documents.
September 20, 2022 |
ISO/TS 32001 specifies how to extend PDF 2.0 by adding support for the use of the Secure Hash Algorithm – 3 (SHA-3) and SHAKE256 hash algorithms.
July 15, 2021 |
ISO 32000 is the family of ISO standards that defines the core PDF specification for both PDF 1.7 and PDF 2.0.
July 14, 2021 |
PDF 1.7 introduced interactive 3D support using the U3D file format. PDF 2.0 expanded 3D support to include the ISO PRC format, and an ISO extension will soon be published supporting STEP (AP242) 3D models.
July 14, 2021 |
ISO 16684 is the ISO family of standards that defines XMP (eXtensible metadata platform) for XML-based metadata. XMP is widely used across PDF and other file formats, and is mandated by many ISO PDF subsets.
July 14, 2021 |
ISO 19444 specifies an XML format for representing forms data and annotations in ISO 32000-2 (PDF 2.0). It is the XML equivalent of FDF.
July 14, 2021 |
ISO 21757-1 defines the ECMAScript API for automating and interacting with the 2D and 3D content in PDF 2.0 documents.
July 14, 2021 |
PDF/R defines a small subset of ISO 32000 suitable for storage, transport and exchange of multi-page raster-image (scanned) documents.
October 7, 2014 |
ISO 14289 (PDF/UA) defines the use of tagged PDF providing a mechanism for reuse of PDF page content, especially in the accessibility context.